A 12V lamp, 36W is switched on for 1 hour. Find the energy supplied by the battery.

E = P*t = 36 * 3600 = 1.3 * 105 J

RA
Answered by Rishabh A. Physics tutor

4200 Views

See similar Physics A Level tutors

Related Physics A Level answers

All answers ▸

A gold leaf electroscope with a zinc plate top is charged by briefly connecting it to the negative electrode of a high-voltage supply. Explain how the gold leaf will appear and how the leaf can be caused to drop again.


What is "half-life"?


An alpha particle is accelerated with 5MeV of kinetic energy towards the nucleus of a gold atom with atomic number 79. What is the distance of closest approach that is reached by the alpha particle?


Is Pluto a planet?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2026 by IXL Learning